REFILE - CORRECTING NAME AND REMOVING POSITIONING United States Trade Representative Robert Lighthizer gestures as he chats with Chinese Vice Premier Liu He with Treasury Secretary Steven Mnuchin, looking on after posing for a family photo at the Xijiao Conference Center in Shanghai, China, July 31, 2019. Ng Han Guan/Pool via REUTERS

REFILE - CORRECTING NAME AND REMOVING POSITIONING United States Trade Representative Robert Lighthizer gestures as he chats with Chinese Vice Premier Liu He with Treasury Secretary Steven Mnuchin, looking on after posing for a family photo at the Xijiao Conference Center in Shanghai, China, July 31, 2019. Ng Han Guan/Pool via REUTERS